Organs? Components of the cardiovascular system? Things in the body? You have to be more specific.
Mammals have 4-chambered hearts and one pair (2 total) of lungs.
Fish and worms have hearts, no lungs. So does a deck of cards.
Earthworm.
yes, the hearts atria is bigger because its leads out the body from the lungs.
There is no such mammal.
pumanary artery
They have enlarged hearts and lungs
You can listen to people's hearts, lungs, gut etc with it
dont smoke and drink
We have hearts, lungs, digestive systems, and brains.
To protect vital organs, like the lungs and hearts
B. bones and fat. Connective tissue includes bones, which provide structural support, and fat, which stores energy and cushions organs. Hearts and lungs (A) are examples of organs, arms and legs (C) are examples of limbs, and eyes and ears (D) are sensory organs.